21073470210

Names of 21073470210

• Cardinal: 21073470210 can be written as Twenty-one billion, seventy-three million, four hundred seventy thousand, two hundred ten.

Scientific notation

• Scientific notation: 2.107347021 × 10¹⁰

Factors of 21073470210

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 761

Divisors of 21073470210

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 5 6 9 10 13 15 18 26 30 39 45 65 78 90 117 130 169 195 197 234 338 390 394 507 541 585 591 845 985 1014 1082 1170 1182 1521 1623 1690 1773 1970 2197 2535 2561 2705 2955 3042 3246 3546 4394 4869 5070 5122 5410 5910 6591 7033 7605 7683 8115 8865 9738 10985 12805 13182 14066 15210 15366 16230 17730 19773 21099 21970 23049 24345 25610 32955 33293 35165 38415 39546 42198 46098 48690 63297 65910 66586 70330 76830 91429 98865 99879 105495 106577 115245 126594 166465 182858 197730 199758 210990 213154 230490 274287 299637 316485 319731 332930 432809 457145 499395 532885 548574 599274 632970 639462 822861 865618 914290 959193 998790 1065770 1188577 1298427 1371435 1385501 1498185 1598655 1645722 1918386 2164045 2377154 2596854 2742870 2771002 2996370 3197310 3565731 3895281 4114305 4156503 4328090 4795965 5942885 6492135 6927505 7131462 7790562 8228610 8313006 9591930 10697193 11885770 12469509 12984270 13855010 17828655 18011513 19476405 20782515 21394386 24939018 35657310 36023026 38952810 41565030 53485965 54034539 62347545 90057565 106971930 108069078 124695090 162103617 180115130 234149669 270172695 324207234 468299338 540345390 702449007 810518085 1170748345 1404898014 1621036170 2107347021 2341496690 3512245035 4214694042 7024490070 10536735105 21073470210
• Sum of all divisors σ(n): 59766426720
• Sum of proper divisors (its aliquot sum) s(n): 38692956510
• 21073470210 is an abundant number, because the sum of its proper divisors (38692956510) is greater than itself. Its abundance is 17619486300

Bases of 21073470210

• Binary: 10011101000000100111010001100000010₂
• Hexadecimal: 0x4E813A302
• Base-36: 9OILLOI

Squares and roots of 21073470210

• 21073470210 squared (21073470210²) is 444091146691757444100
• 21073470210 cubed (21073470210³) is 9358541550333490550787090261000
• The square root of 21073470210 is 145167.0424373245
• The cube root of 21073470210 is 2762.1378717935

Scales and comparisons

• 21,073,470,210 seconds is equal to 670 years, 3 weeks, 4 days, 21 hours, 43 minutes, 30 seconds.
• To count from 1 to 21,073,470,210 would take you about one thousand, three hundred forty years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 21073470210 cubic inches would be around 230.2 feet tall.

Recreational maths with 21073470210

• 21073470210 backwards is 01207437012
• The number of decimal digits it has is: 11
• The sum of 21073470210's digits is 27
• More coming soon!